Home / 20,019.49-27,626.74-11,523.28

Finding the Fourth Proportional to 20,019.49, 27,626.74 and 11,523.28

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Solution

The fourth proportional to 20,019.49, 27,626.74 and 11,523.28 is: 15,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.49 : 27,626.74 = 11,523.28 : x
  2. Step 2: Convert to fraction form
    20,019.49/27,626.74 = 11,523.28/x
  3. Step 3: Cross multiply
    20,019.49x = 27,626.74 × 11,523.28
  4. Step 4: Simplify right side
    20,019.49x = 318,350,464.76
  5. Step 5: Solve for x
    x = 318,350,464.76/20,019.49
  6. Step 6: Final answer
    x = 15,902.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.